1. Prism type: BAK-4
2. Magnification: 20 times
3. Eyepiece diameter: 24 mm (super large eyepiece design)
4. Objective lens diameter: 50 mm
5. Viewing angle: 8.2 degrees
6. Minimum focusing distance: 5.0 meters
7. Exit pupil diameter: 4.1 mm
8. Viewing distance: 17 mm
9. Relative brightness: 25
10. Bright field of vision, clearly visible
11. Good nitrogen filling and waterproof performance
12. Rubber protective film, non-slip and anti-drop
13. Dimensions: 190X175 mm
14. Weight: 790 grams
Delivery list: backpack, lanyard, objective lens cover, eyepiece cover, lens cloth, dryer, outer packing box
